Using 01/31/2017 financial reports from Walmart from yahoo finance (link below) please calculate the following ratios and show work

htttps://finance.yahoo.com/quote/WMT/financial?p=WMT

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A.

1) Profit Margin

2) Return on assets

3) Return on equity

B.

1) Recievable turnover

2) Average collection period

3) Inventory turnover

4) Fixed asset turnover

5) Total asset turnover

C.

1) Current Ratio

2) Quick Ratio

D.

1) Debt to total assets

2) Times interest earned

3) Fixed charge coverage

E. Using the ratios calculated discuss your opinions of walmart.